diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index d2d1752d..82383cc8 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -84,7 +84,7 @@ jobs:
 
     steps:
     - name: Check out repository
-      uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938  # v4.2.0
+      uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871  # v4.2.1
     - name: Set up Python ${{ matrix.python }}
       uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3  # v5.2.0
       with: